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Finding the Fourth Proportional to 24,659.32, 36,993 and 13,571.20

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Solution

The fourth proportional to 24,659.32, 36,993 and 13,571.20 is: 20,359.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,659.32 : 36,993 = 13,571.20 : x
  2. Step 2: Convert to fraction form
    24,659.32/36,993 = 13,571.20/x
  3. Step 3: Cross multiply
    24,659.32x = 36,993 × 13,571.20
  4. Step 4: Simplify right side
    24,659.32x = 502,039,401.60
  5. Step 5: Solve for x
    x = 502,039,401.60/24,659.32
  6. Step 6: Final answer
    x = 20,359.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.